BAlignment
BAbstractSpinner::LayoutAlignment()
{
_ValidateLayoutData();
return BLayoutUtils::ComposeAlignment(ExplicitAlignment(),
BAlignment(B_ALIGN_LEFT, B_ALIGN_VERTICAL_CENTER));
}
BSize
BAbstractSpinner::PreferredSize()
{
_ValidateLayoutData();
return BLayoutUtils::ComposeSize(ExplicitPreferredSize(),
fLayoutData->min);
}
BSize
BMenuField::PreferredSize()
{
CALLED();
_ValidateLayoutData();
return BLayoutUtils::ComposeSize(ExplicitPreferredSize(), fLayoutData->min);
}
BSize
BTextControl::PreferredSize()
{
CALLED();
_ValidateLayoutData();
return BLayoutUtils::ComposeSize(ExplicitPreferredSize(), fLayoutData->min);
}
BSize
BBox::MaxSize()
{
_ValidateLayoutData();
BSize size = (GetLayout() ? GetLayout()->MaxSize() : fLayoutData->max);
return BLayoutUtils::ComposeSize(ExplicitMaxSize(), size);
}
BSize
BBox::PreferredSize()
{
_ValidateLayoutData();
BSize size = (GetLayout() ? GetLayout()->PreferredSize()
: fLayoutData->preferred);
return BLayoutUtils::ComposeSize(ExplicitPreferredSize(), size);
}
BAlignment
BTextControl::LayoutAlignment()
{
CALLED();
_ValidateLayoutData();
return BLayoutUtils::ComposeAlignment(ExplicitAlignment(),
BAlignment(B_ALIGN_LEFT, B_ALIGN_VERTICAL_UNSET));
}
void
BTextControl::DoLayout()
{
// Bail out, if we shan't do layout.
if (!(Flags() & B_SUPPORTS_LAYOUT))
return;
CALLED();
// If the user set a layout, we let the base class version call its
// hook.
if (GetLayout()) {
BView::DoLayout();
return;
}
_ValidateLayoutData();
// validate current size
BSize size(Bounds().Size());
if (size.width < fLayoutData->min.width)
size.width = fLayoutData->min.width;
if (size.height < fLayoutData->min.height)
size.height = fLayoutData->min.height;
BRect dirty(fText->Frame());
BRect textFrame;
// divider
float divider = 0;
if (fLayoutData->text_view_layout_item != NULL) {
if (fLayoutData->label_layout_item != NULL) {
// We have layout items. They define the divider location.
divider = fabs(fLayoutData->text_view_layout_item->Frame().left
- fLayoutData->label_layout_item->Frame().left);
}
textFrame = fLayoutData->text_view_layout_item->FrameInParent();
} else {
if (fLayoutData->label_width > 0) {
divider = fLayoutData->label_width
+ be_control_look->DefaultLabelSpacing();
}
textFrame.Set(divider, 0, size.width, size.height);
}
// place the text view and set the divider
textFrame.InsetBy(kFrameMargin, kFrameMargin);
BLayoutUtils::AlignInFrame(fText, textFrame);
fDivider = divider;
// invalidate dirty region
dirty = dirty | fText->Frame();
dirty.InsetBy(-kFrameMargin, -kFrameMargin);
Invalidate(dirty);
}
//! This function is not part of the R5 API and is not yet finalized yet
float
BBox::TopBorderOffset()
{
_ValidateLayoutData();
if (fLabel != NULL || fLabelView != NULL)
return fLayoutData->label_box.Height() / 2;
return 0;
}
// MaxSize
BSize
IconOptionsControl::MaxSize()
{
_ValidateLayoutData();
BSize max = fLayoutData->min;
max.width = B_SIZE_UNLIMITED;
return BLayoutUtils::ComposeSize(ExplicitMaxSize(), max);
}
void
BBox::GetPreferredSize(float *_width, float *_height)
{
_ValidateLayoutData();
if (_width)
*_width = fLayoutData->preferred.width;
if (_height)
*_height = fLayoutData->preferred.height;
}
BSize
BAbstractSpinner::MaxSize()
{
_ValidateLayoutData();
BSize max = fLayoutData->min;
max.width = B_SIZE_UNLIMITED;
return BLayoutUtils::ComposeSize(ExplicitMaxSize(), max);
}
void
BTextControl::_ValidateLayout()
{
CALLED();
_ValidateLayoutData();
ResizeTo(Bounds().Width(), fLayoutData->min.height);
_LayoutTextView();
}
// GetPreferredSize
void
IconOptionsControl::GetPreferredSize(float *_width, float *_height)
{
_ValidateLayoutData();
if (_width)
*_width = fLayoutData->min.width;
if (_height)
*_height = fLayoutData->min.height;
}
BSize
BTextControl::MaxSize()
{
CALLED();
_ValidateLayoutData();
BSize max = fLayoutData->min;
max.width = B_SIZE_UNLIMITED;
return BLayoutUtils::ComposeSize(ExplicitMaxSize(), max);
}
void
BMenuField::DoLayout()
{
// Bail out, if we shan't do layout.
if (!(Flags() & B_SUPPORTS_LAYOUT))
return;
CALLED();
// If the user set a layout, we let the base class version call its
// hook.
if (GetLayout()) {
BView::DoLayout();
return;
}
_ValidateLayoutData();
// validate current size
BSize size(Bounds().Size());
if (size.width < fLayoutData->min.width)
size.width = fLayoutData->min.width;
if (size.height < fLayoutData->min.height)
size.height = fLayoutData->min.height;
// divider
float divider = 0;
if (fLayoutData->label_layout_item && fLayoutData->menu_bar_layout_item) {
// We have layout items. They define the divider location.
divider = fLayoutData->menu_bar_layout_item->Frame().left
- fLayoutData->label_layout_item->Frame().left;
} else {
if (fLayoutData->label_width > 0)
divider = fLayoutData->label_width + 5;
}
// menu bar
BRect dirty(fMenuBar->Frame());
BRect menuBarFrame(divider + kVMargin, kVMargin, size.width - kVMargin,
size.height - kVMargin);
// place the menu bar and set the divider
BLayoutUtils::AlignInFrame(fMenuBar, menuBarFrame);
fDivider = divider;
// invalidate dirty region
dirty = dirty | fMenuBar->Frame();
dirty.InsetBy(-kVMargin, -kVMargin);
Invalidate(dirty);
}
//! This function is not part of the R5 API and is not yet finalized yet
BRect
BBox::InnerFrame()
{
_ValidateLayoutData();
BRect frame(Bounds());
frame.left += fLayoutData->insets.left;
frame.top += fLayoutData->insets.top;
frame.right -= fLayoutData->insets.right;
frame.bottom -= fLayoutData->insets.bottom;
return frame;
}
void
BMenuField::GetPreferredSize(float* _width, float* _height)
{
CALLED();
_ValidateLayoutData();
if (_width)
*_width = fLayoutData->min.width;
if (_height)
*_height = fLayoutData->min.height;
}
void
BBox::DoLayout()
{
// Bail out, if we shan't do layout.
if (!(Flags() & B_SUPPORTS_LAYOUT))
return;
bool layouted = GetLayout() ? true : false;
// If the user set a layout, let the base class version call its
// hook. In case when we have BView as a label, remove it from child list
// so it won't be layouted with the rest of views and add it again
// after that.
if (layouted) {
if (fLabelView)
RemoveChild(fLabelView);
BView::DoLayout();
if (fLabelView)
AddChild(fLabelView, ChildAt(0));
else
return;
}
_ValidateLayoutData();
// Even if the user set a layout, restore label view to it's
// desired position.
// layout the label view
if (fLabelView) {
fLabelView->MoveTo(fLayoutData->label_box.LeftTop());
fLabelView->ResizeTo(fLayoutData->label_box.Size());
}
// If we have layout return here and do not layout the child
if (layouted)
return;
// layout the child
if (BView* child = _Child()) {
BRect frame(Bounds());
frame.left += fLayoutData->insets.left;
frame.top += fLayoutData->insets.top;
frame.right -= fLayoutData->insets.right;
frame.bottom -= fLayoutData->insets.bottom;
BLayoutUtils::AlignInFrame(child, frame);
}
}
void
BAbstractSpinner::DoLayout()
{
if ((Flags() & B_SUPPORTS_LAYOUT) == 0)
return;
if (GetLayout()) {
BControl::DoLayout();
return;
}
_ValidateLayoutData();
BSize size(Bounds().Size());
if (size.width < fLayoutData->min.width)
size.width = fLayoutData->min.width;
if (size.height < fLayoutData->min.height)
size.height = fLayoutData->min.height;
float divider = 0;
if (fLayoutData->label_layout_item != NULL
&& fLayoutData->text_view_layout_item != NULL
&& fLayoutData->label_layout_item->Frame().IsValid()
&& fLayoutData->text_view_layout_item->Frame().IsValid()) {
divider = fLayoutData->text_view_layout_item->Frame().left
- fLayoutData->label_layout_item->Frame().left;
} else if (fLayoutData->label_width > 0) {
divider = fLayoutData->label_width
+ be_control_look->DefaultLabelSpacing();
}
fDivider = divider;
BRect dirty(fTextView->Frame());
_LayoutTextView();
// invalidate dirty region
dirty = dirty | fTextView->Frame();
dirty = dirty | fIncrement->Frame();
dirty = dirty | fDecrement->Frame();
Invalidate(dirty);
}
void
BAbstractSpinner::_DrawLabel(BRect updateRect)
{
BRect rect(Bounds());
rect.right = fDivider;
if (!rect.IsValid() || !rect.Intersects(updateRect))
return;
_ValidateLayoutData();
const char* label = Label();
if (label == NULL)
return;
// horizontal position
float x;
switch (fAlignment) {
case B_ALIGN_RIGHT:
x = fDivider - fLayoutData->label_width - 3.0f;
break;
case B_ALIGN_CENTER:
x = fDivider - roundf(fLayoutData->label_width / 2.0f);
break;
default:
x = 0.0f;
break;
}
// vertical position
font_height& fontHeight = fLayoutData->font_info;
float y = rect.top
+ roundf((rect.Height() + 1.0f - fontHeight.ascent
- fontHeight.descent) / 2.0f)
+ fontHeight.ascent + kFrameMargin * 2;
uint32 flags = 0;
if (!IsEnabled())
flags |= BControlLook::B_DISABLED;
be_control_look->DrawLabel(this, label, LowColor(), flags, BPoint(x, y));
}
void
BBox::Draw(BRect updateRect)
{
_ValidateLayoutData();
PushState();
BRect labelBox = BRect(0, 0, 0, 0);
if (fLabel != NULL) {
labelBox = fLayoutData->label_box;
BRegion update(updateRect);
update.Exclude(labelBox);
ConstrainClippingRegion(&update);
} else if (fLabelView != NULL)
labelBox = fLabelView->Bounds();
switch (fStyle) {
case B_FANCY_BORDER:
_DrawFancy(labelBox);
break;
case B_PLAIN_BORDER:
_DrawPlain(labelBox);
break;
default:
break;
}
if (fLabel) {
ConstrainClippingRegion(NULL);
font_height fontHeight;
GetFontHeight(&fontHeight);
SetHighColor(0, 0, 0);
DrawString(fLabel, BPoint(10.0f, ceilf(fontHeight.ascent)));
}
PopState();
}
void
BTextControl::GetPreferredSize(float *_width, float *_height)
{
CALLED();
_ValidateLayoutData();
if (_width) {
float minWidth = fLayoutData->min.width;
if (Label() == NULL && !(Flags() & B_SUPPORTS_LAYOUT)) {
// Indeed, only if there is no label! BeOS backwards compatible
// behavior:
minWidth = max_c(minWidth, Bounds().Width());
}
*_width = minWidth;
}
if (_height)
*_height = fLayoutData->min.height;
}
void
BMenuField::DrawLabel(BRect bounds, BRect update)
{
CALLED();
_ValidateLayoutData();
font_height& fh = fLayoutData->font_info;
if (Label()) {
SetLowColor(ViewColor());
// horizontal alignment
float x;
switch (fAlign) {
case B_ALIGN_RIGHT:
x = fDivider - fLayoutData->label_width - 3.0;
break;
case B_ALIGN_CENTER:
x = fDivider - fLayoutData->label_width / 2.0;
break;
default:
x = 0.0;
break;
}
// vertical alignment
float y = Bounds().top
+ (Bounds().Height() + 1 - fh.ascent - fh.descent) / 2
+ fh.ascent;
y = floor(y + 0.5);
SetHighColor(tint_color(ui_color(B_PANEL_BACKGROUND_COLOR),
IsEnabled() ? B_DARKEN_MAX_TINT : B_DISABLED_LABEL_TINT));
DrawString(Label(), BPoint(x, y));
}
}
// PreferredSize
BSize
IconOptionsControl::PreferredSize()
{
_ValidateLayoutData();
return BLayoutUtils::ComposeSize(ExplicitPreferredSize(), fLayoutData->min);
}
void
BTextControl::Draw(BRect updateRect)
{
bool enabled = IsEnabled();
bool active = fText->IsFocus() && Window()->IsActive();
BRect rect = fText->Frame();
rect.InsetBy(-2, -2);
if (be_control_look != NULL) {
rgb_color base = ui_color(B_PANEL_BACKGROUND_COLOR);
uint32 flags = 0;
if (!enabled)
flags |= BControlLook::B_DISABLED;
if (active)
flags |= BControlLook::B_FOCUSED;
be_control_look->DrawTextControlBorder(this, rect, updateRect, base,
flags);
rect = Bounds();
rect.right = fDivider - kLabelInputSpacing;
// rect.right = fText->Frame().left - 2;
// rect.right -= 3;//be_control_look->DefaultLabelSpacing();
be_control_look->DrawLabel(this, Label(), rect, updateRect,
base, flags, BAlignment(fLabelAlign, B_ALIGN_MIDDLE));
return;
}
// outer bevel
rgb_color noTint = ui_color(B_PANEL_BACKGROUND_COLOR);
rgb_color lighten1 = tint_color(noTint, B_LIGHTEN_1_TINT);
rgb_color lighten2 = tint_color(noTint, B_LIGHTEN_2_TINT);
rgb_color lightenMax = tint_color(noTint, B_LIGHTEN_MAX_TINT);
rgb_color darken1 = tint_color(noTint, B_DARKEN_1_TINT);
rgb_color darken2 = tint_color(noTint, B_DARKEN_2_TINT);
rgb_color darken4 = tint_color(noTint, B_DARKEN_4_TINT);
rgb_color navigationColor = ui_color(B_KEYBOARD_NAVIGATION_COLOR);
if (enabled)
SetHighColor(darken1);
else
SetHighColor(noTint);
StrokeLine(rect.LeftBottom(), rect.LeftTop());
StrokeLine(rect.RightTop());
if (enabled)
SetHighColor(lighten2);
else
SetHighColor(lighten1);
StrokeLine(BPoint(rect.left + 1.0f, rect.bottom), rect.RightBottom());
StrokeLine(BPoint(rect.right, rect.top + 1.0f), rect.RightBottom());
// inner bevel
rect.InsetBy(1.0f, 1.0f);
if (active) {
SetHighColor(navigationColor);
StrokeRect(rect);
} else {
if (enabled)
SetHighColor(darken4);
else
SetHighColor(darken2);
StrokeLine(rect.LeftTop(), rect.LeftBottom());
StrokeLine(rect.LeftTop(), rect.RightTop());
SetHighColor(noTint);
StrokeLine(BPoint(rect.left + 1.0f, rect.bottom), rect.RightBottom());
StrokeLine(BPoint(rect.right, rect.top + 1.0f));
}
// label
if (Label()) {
_ValidateLayoutData();
font_height& fontHeight = fLayoutData->font_info;
float y = Bounds().top + (Bounds().Height() + 1 - fontHeight.ascent
- fontHeight.descent) / 2 + fontHeight.ascent;
float x;
float labelWidth = StringWidth(Label());
switch (fLabelAlign) {
case B_ALIGN_RIGHT:
x = fDivider - labelWidth - kLabelInputSpacing;
break;
case B_ALIGN_CENTER:
x = fDivider - labelWidth / 2.0;
break;
default:
x = 0.0;
break;
}
BRect labelArea(x, Bounds().top, x + labelWidth, Bounds().bottom);
if (x < fDivider && updateRect.Intersects(labelArea)) {
labelArea.right = fText->Frame().left - kLabelInputSpacing;
BRegion clipRegion(labelArea);
ConstrainClippingRegion(&clipRegion);
SetHighColor(IsEnabled() ? ui_color(B_CONTROL_TEXT_COLOR)
: tint_color(noTint, B_DISABLED_LABEL_TINT));
DrawString(Label(), BPoint(x, y));
}
}
}
